XGY   Grimsby Mountain, ON
Weather Observed At   43-11  N    79-34  W
 
*** AURBO Watch In Effect ***
  2026-07-12 1:00pm Max
Min
  Weather
----



  Temperature
24.7 °C
25.3 °C
 12:46pm
16.6 °C
  6:09am
  Relative Humidity
64 %
94 %
  4:39am
64 %
 12:20pm
  Dew Point
17.5 °C
20.0 °C
 11:50am
14.4 °C
  6:53am
  Wind Velocity
314 ° at  4.3 G 10.4 kt
10.4 kt
 11:16am

  Pressure
    30.223 " 
30.236 "
  9:32am
30.135 "
 12:05am
  Rainfall Rate
0.0 mm/h 0.0 mm/h
 ----m

  Snow On Ground 0 cm

  Brightness / Darkness   944 W/m² /  0.00 m/"² 946 W/m²
 12:50pm
  20.13 m/"²    3:36am
  Remarks
 
  RainfallToday
0.0 mm
Storm Total
0.0 mm
  SnowfallToday
0.0 cm
Storm Total
0.0 cm
  Evapotranspiration Today
-2.46 mm


  Lake Conditions
  Water Temperature  23.1 °C
  Waves  ¼ '
ICE FREE

  Meteor Index
8   Random
  Aurora Index / Solar
83   Minor Storm   + 1 nT   Solar Flux   112  sfu  /   S 0    G 1    R 1   /  MUF   21.9 MHz
  Sunrise 5:50am
  Sunset 8:58pm

  Moonrise N/A
  Moonset N/A
  Moon Phase Waning Crescent

Grimsby Mountain Weather Maps
Local Regional Area Synoptic

     
updated H+09 and every 10m updated H+19 and H+49
updated H+19

Ontario 6-Hour Meteorological Summary
Canadian 6-Hour Meteorological Summaries

CLIMAT Data
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EOF